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✨ Grade 1 Math: Speed Math Challenge
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Tutorial Center: Preschool to Grade School

Speed Math Challenge

Vertical 2-Digit Addition (No Regrouping)
Grade 1 Math
Name:
Time:
Score: / 20
Instructions: Let's add the numbers together! Start by adding the ones column first, then add the tens column. Write your answer neatly below each line.
#1
23
+14
 
#2
51
+27
 
#3
42
+35
 
#4
60
+29
 
#5
15
+43
 
#6
34
+52
 
#7
71
+16
 
#8
25
+34
 
#9
82
+15
 
#10
44
+44
 
#11
53
+26
 
#12
18
+71
 
#13
36
+22
 
#14
65
+13
 
#15
21
+57
 
#16
30
+48
 
#17
17
+61
 
#18
54
+23
 
#19
46
+31
 
#20
72
+17
 
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📍 Tandang Sora Ave., Project 8, Quezon City | 📞 09540351970 | 🌐 kiddieblocks.com | facebook.com/kiddieblocksph
Kiddie Blocks PH
Tutorial Center • Speed Math Mastery Series

Speed Math Answer Key

🔑 Complete Solutions: 2-Digit Addition (No Regrouping)
Answer Key
Page 2 of 2
Score Tracker: [   ] 18-20 Mastery ⭐⭐⭐  |  [   ] 14-17 Developing ⭐⭐  |  [   ] < 14 Needs Practice ⭐
Target Time: 5 Minutes
#1
23
+14
37
#2
51
+27
78
#3
42
+35
77
#4
60
+29
89
#5
15
+43
58
#6
34
+52
86
#7
71
+16
87
#8
25
+34
59
#9
82
+15
97
#10
44
+44
88
#11
53
+26
79
#12
18
+71
89
#13
36
+22
58
#14
65
+13
78
#15
21
+57
78
#16
30
+48
78
#17
17
+61
78
#18
54
+23
77
#19
46
+31
77
#20
72
+17
89
💡 Parent & Tutor Tip: Emphasize adding from Right to Left (Ones column first: 3 + 4 = 7, then Tens column: 2 + 1 = 3). Because these are without regrouping, students can build rapid mental confidence before advancing to carrying!
BOOST YOUR CHILD'S LEARNING NOW! BOOK AN INITIAL SESSION TODAY!
📍 Tandang Sora Ave., Project 8, Quezon City | 📞 09540351970 | 🌐 kiddieblocks.com | facebook.com/kiddieblocksph