Number Riddles/Add/Subtract 10/100
I have a 4 in the ones place, a 2 in the tens place, and a 7 in the hundreds place. I add one to the hundreds place. What is my new number?
824
46 + 38 =______
84
23 + 43 + 15 = ____
81
78 - 23 = _____
55
463 + 124 = _______
560
I have the number 234. I subtract 10. What's my new number?
224
23 + 42 = _____
65
Cayden delivered 34 newspapers on Saturday, 43 on Sunday, and 26 newspapers on Monday. How many newspapers did he deliver in all?
103 Newspapers
42 - 16 = ______
26
227 + 454 = ____
681
Is this person counting by 10s or 100s?
123,133,143,153,163
10s
Alex has 43 gumdrops. Jesus has 7 more than Alex. How many gumdrops does Jesus have?
Jesus has 50 gumdrops.
22 + 48 + 15 + 4 =___
89
16 + ______ = 54
38
286 - 134 =______
152
Is this person counting by 10s or 100s?
223,323,423,523,623
100s
Jazmine had 52 Skittles and Sophia had 43 Skittles. How many Skittles did they have altogether?
95 Skittles
19 + 11 + 39 = _______
69
Corben had 36 marbles in his collection. Luke gave him some more. He now has 82 marbles. How many marbles did Luke give him?
46 marbles
520 2nd Graders were going on the field trip. 200 of them were boys. How many girls were going on the field trip?
320
Is this person counting by 10s or 100s?
123,133,143,153,163
What are the next three numbers?
10s
173, 183, 193
This is a TWO-STEP Problem:
Valerie baked 32 cupcakes on Saturday and 18 cupcakes on Sunday. She gave away 20 cupcakes. How many cupcakes did she have left?
30 cupcakes
56 + 42 + 24 + 14 =_______
136
Wyatt had 46 stickers in his collection. Julio gave him some more. He now has 73 stickers. How many stickers did Julio give him?
27 stickers
314 people rode the bus to the farm. 243 people rode the bus to the park. How many total people traveled that day?
557 people traveled that day