Question

lesson check

1. what is the sum?

435 + 146 = ______
hundreds tens ones
4 3 5
+ 1 4 6
□ □ □

1. what is the sum?

436 + 306 = ______
hundreds tens ones
4 3 6
+ 3 0 6
□ □ □
spiral review

1. what is the difference?

9 - 4 = ____

1. what is the sum?

82
+ 9
____

1. what is the sum?

26 + 7 = ____

1. add 243 and 132. how many hundreds, tens, and ones are there in all?

__ hundreds __ tens
____ ones

Explanation:

Question 7

Step1: Add ones place

$5 + 6 = 11$. Write down 1, carry over 1.

Step2: Add tens place

$3 + 4 + 1 = 8$. Write down 8.

Step3: Add hundreds place

$4 + 1 = 5$. Write down 5.

Step1: Add ones place

$6 + 6 = 12$. Write down 2, carry over 1.

Step2: Add tens place

$3 + 0 + 1 = 4$. Write down 4.

Step3: Add hundreds place

$4 + 3 = 7$. Write down 7.

Step1: Subtract

$9 - 4 = 5$.

Answer:

$435 + 146 = 581$

Question 8