Addition
Solve Using Base Ten:
23 + 54 =
23 + 54 = 77
Draw using tens and ones. What digit is in the ones place?
45
5
Find the sum or difference. Are they related facts?
32 + 30 = ____
62 - 32 = ____
32+30=62
62-32=30
Yes, they are related facts.
Solve using base ten:
43 - 21
43 - 21 = 22
Solve Using Base Ten:
43 + 56 =
43 + 56 = 99
Draw using tens and ones. What is the value of the 6?
63
60
Find the sum or difference. Are they related facts?
25 + 15 = ___
35 - 10 = ___
25+15=40
35-10=25
No, they are not related facts.
Solve using base ten:
67 - 56
67 - 56 = 11
Solve Using Base Ten:
14 + 74 =
14 + 74 = 88
Draw using tens and ones. What is the value of the 1?
123
100
Find the sum or difference. Are they related facts?
16+20=
36-20=
16+20=36
36-20=16
Yes, they are related facts.
Solve using base ten:
82 - 32
82 - 32 = 50
Solve Using Base Ten:
73 + 25 =
73 + 25 = 98
What digit is in the hundreds place?
456
4
Find the sum or difference. Are they related facts?
100+17=
100-17=
100+17=117
100-17=83
No, they are not related facts.
Solve using base ten:
90 - 15
90 - 15 = 75