Adding to 100

Past Chapters

100

Is 14 even or odd?

Even

200

Make an array with 4 rows of 3.

students draw it on their board

300

12-8=

4

400

13+6=

19

500

14-9=

5

Past Chapters Word Problems

100

Draw the array and solve the problem:

There are 4 rows of students. There are 3 students in each row. How many students are there in all? 

12 students

200

Draw the array and solve the problem:

A garden has 3 rows of tomato plants. There are 4 tomato plants in each row. How many tomato plants are there in all?

12 tomato plants

300

You have 3 more movies than your friend. You have 10 movies. How many movies does your friend have?

7 movies

400

Some friends are at a skating rink. 6 more join them. Now there are 11. How many friends were there to start?

5 friends

500

Newton has 9 glitter pens. Descartes has 2 fewer than Newton. How many glitter pens do they have in all?

16 glitter pens

Adding to 100 with a number line

100

30+40=

70

200

26+50=

76

300

46+33=

79

400

47+34=

81

500

12+22+43=

76

Adding to 100

100

36+51=

81

200

62+24=

86

300

80+16=

96

400

66+25=

91

500

53+39=

92

Adding to 100 Word Problems

100

You find 57 bugs. Your friend finds 12 more than you. How many bugs does your friend find?

69 bugs

200

You and your friend want to find 90 seashells. You find 45. Your friend finds 51. Do you and your friend reach your goal?

Yes. We find 96 seashells. 

300

Newton has 23 rocks. He finds 7 more. Descartes has 51 rocks. How many rocks do Newton and Descartes have in all?

81 rocks

400

Your friend has 23 bracelets. You have 16 more. How many bracelets do you and your friend have in all?

62 bracelets 

500

At 12:30, you spend 25 minutes eating lunch and 30 minutes playing games. What time is it when you are done playing games?

It is 1:25 after eating lunch and playing games.