Practice with the help of Spectrum Math Grade 1 Answer Key Chapter 2 Lesson 2.7 Counting and Writing 70 through 99 regularly and improve your accuracy in solving questions.
Spectrum Math Grade 1 Chapter 2 Lesson 2.7 Counting and Writing 70 through 99 Answers Key
Complete.
1. 
7 tens 6 ones = 76
Answer:
7 tens 6 ones = 76.
Explanation:
Number of tens = (10 × 7) =70.
Number of ones = (6 × 1) = 6.
Total = Number of tens + Number of ones
= 70 + 6
= 76.
2. 
9 tens 8 ones = 98
Answer:
9 tens 8 ones = 98.
Explanation:
Number of tens = (10 × 9) = 90.
Number of ones = (8 × 1) = 8.
Total = Number of tens + Number of ones
= 90 + 8
= 98.
3. 8 tens 3 ones =
Answer:
8 tens 3 ones = 83.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (3 × 1) = 3.
Total = Number of tens + Number of ones
= 80 + 3
= 83.
4. 7 tens 1 one = ____
Answer:
7 tens 1 one = 71.
Explanation:
Number of tens = (10 × 7) =70.
Number of ones = (1 × 1) = 1.
Total = Number of tens + Number of ones
= 70 + 1
= 71.
5. 8 tens 7 ones = ____
Answer:
8 tens 7 ones = 87.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (7 × 1) = 7.
Total = Number of tens + Number of ones
= 80 + 7
= 87.
6. 9 tens 4 ones = ___
Answer:
9 tens 4 ones = 94.
Explanation:
Number of tens = (10 × 9) = 90.
Number of ones = (4 × 1) = 4.
Total = Number of tens + Number of ones
= 90 + 4
= 94.
7. 9 tens 2 ones = ____
Answer:
9 tens 2 ones = 92.
Explanation:
Number of tens = (10 × 9) = 90.
Number of ones = (2 × 1) = 2.
Total = Number of tens + Number of ones
= 90 + 2
= 92.
8. 7 tens 9 ones = ____
Answer:
7 tens 9 ones = 79.
Explanation:
Number of tens = (10 × 7) = 70.
Number of ones = (9 × 1) = 9.
Total = Number of tens + Number of ones
= 70 + 9
= 79.
9. 8 tens 8 ones = _____
Answer:
8 tens 8 ones = 88.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (8 × 1) = 8.
Total = Number of tens + Number of ones
= 80 + 8
= 88.
10. 8 tens 0 ones = _____
Answer:
8 tens 0 ones = 80.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (0 × 1) = 0.
Total = Number of tens + Number of ones
= 80 + 0
= 80.
11. 7 tens 5 ones = ____
Answer:
7 tens 5 ones = 75.
Explanation:
Number of tens = (10 × 7) =70.
Number of ones = (5 × 1) = 5.
Total = Number of tens + Number of ones
= 70 + 5
= 75.
12. 9 tens 9 ones = ____
Answer:
9 tens 9 ones = 99.
Explanation:
Number of tens = (10 × 9) = 90.
Number of ones = (9 × 1) = 9.
Total = Number of tens + Number of ones
= 90 + 9
= 99.
13. 9 tens 1 one = ____
Answer:
9 tens 1 one = 91.
Explanation:
Number of tens = (10 × 9) = 90.
Number of ones = (1 × 1) = 1.
Total = Number of tens + Number of ones
= 90 + 1
= 91.
14. 8 tens 6 ones = ____
Answer:
8 tens 6 ones = 86.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (6 × 1) = 6.
Total = Number of tens + Number of ones
= 80 + 6
= 86.
15. 7 tens 0 ones = ____
Answer:
7 tens 0 ones = 70.
Explanation:
Number of tens = (10 × 7) = 70.
Number of ones = (0 × 1) = 0.
Total = Number of tens + Number of ones
= 70 + 0
= 70.
16. 8 tens 2 ones = ____
Answer:
8 tens 2 ones = 82.
Explanation:
Number of tens = (10 × 8) = 80.
Number of ones = (2 × 1) = 2.
Total = Number of tens + Number of ones
= 80 + 2
= 82.