1pt

2.

Janessa has 3 jars of seashells. Each jar has 20 seashells in it. How many seashells does Janessa have in all if she gives 15 shells to her brother?

1 pt

6.

Write a multiplication sentence that is related to the array.

$\u2b1c\times \u2b1c=\u2b1c$

1 pt

10.

Find the product of 7 and 4.

A

74

B

28

C

47

D

11

1 pt

14.

Which of these number sentences is **true**?

A

3 + 7 = 7 × 3

B

(3 + 7) −1 = 3 + (7 + 1)

C

3 × 7 = 10

D

3 + 0 = 3