By accessing our **180 Days of Math for First Grade Answers Key Day 73 **regularly, students can get better problem-solving skills.

## 180 Days of Math for First Grade Answers Key Day 73

**Directions: Solve each problem.**

Question 1.

Write the numeral for the ordinal number thirty-first.

Answer:

The numeral for the ordinal number thirty-first = 31.

Explanation:

The numeral for the ordinal number thirty-first = 31.

Question 2.

Answer:

Explanation:

Sum of 5 and 4:

5 + 4 = 9.

Question 3.

8 – 2 =

Answer:

8 – 2 = 6.

Explanation:

Difference between 8 and 2:

8 – 2 = 6.

Question 4.

Answer:

Explanation:

2 + ?? = 6

=> ?? = 6 – 2

=> ?? = 4.

Question 5.

Will the object roll?

Circle:

yes

no

Answer:

Explanation:

Shape of the box is cuboid and it cannot roll.

Question 6.

Circle the heavier object.

Answer:

Explanation:

Apple is heavier than honey bee because apple is bigger in size than honey bee.

Question 7.

**Pencil Colors**

Which pencil color is the most popular?

Answer:

Green pencil color is the most popular.

Explanation:

Pencil Colors – Red – 5.

Pencil Colors – Green – 5 + 3 = 8.

Pencil Colors – Blue – 3.

Question 8.

Mom cooks 10 ears of corn for dinner. The family eats 7 of them. How many ears of corn are not eaten?

Answer:

Number of ears of corn are not eaten = 3.

Explanation:

Number of ears of corn for dinner Mom cooks = 10.

Number of ears of corn of them the family eats = 7.

Number of ears of corn are not eaten = Number of ears of corn for dinner Mom cooks – Number of ears of corn of them the family eats

= 10 – 7

= 3.