4.OA.B.4
I CAN
find all factor pairs for a whole number.
NAME:
MULTIPLICATION, DIVISION & NUMBER SENSE
— TARGET 18 —
FINDING FACTOR PAIRS
1
Find one multiplication fact (factor pair) that equals 15. (LEVEL 1)
2
Which of the following is a factor pair for 24? (LEVEL 1)
A. 3 × 7
B. 4 × 6
C. 5 × 5
D. 2 × 14
3
Draw all the different arrays for 12 and list the factor pairs. (LEVEL 2)
I FEEL
1
2
3
4
PRE-ASSESSMENT
4.OA.B.4
I CAN
find all factor pairs for a whole number.
ANSWER KEY
NAME:
MULTIPLICATION, DIVISION & NUMBER SENSE
— TARGET 18 —
FINDING FACTOR PAIRS
1
Find one multiplication fact (factor pair) that equals 15. (LEVEL 1)
ANSWER
3 × 5 or 1 × 15
Writing 10 + 5 shows confusion between addends and factors.
2
Which of the following is a factor pair for 24? (LEVEL 1)
A. 3 × 7
B. 4 × 6
C. 5 × 5
D. 2 × 14
ANSWER
B. 4 × 6
Choice A and D are near-miss math facts.
3
Draw all the different arrays for 12 and list the factor pairs.
TARGET 18 VERSION A
(LEVEL 2)
ANSWER
1 × 12, 2 × 6, 3 × 4 (drawn as arrays)
Missing a pair means they lack a systematic checking strategy.
I FEEL
1
2
3
4
PRE-ASSESSMENT