6x7
42
56/8
(Remember that the / symbol means divide)
7
Round 46 to the nearest 10
50
Estimate
54+92
50+90=140
Mr. Grote has 6 boxes of 4 pencils to split between his students. How many pencils does he have?
Write a multiplication sentence.
6x4=24
20x8
160
DAILY DOUBLE!
Fill in the blanks to solve.
81/9 = (54/9) + (___/8)
=_____+______
=_____
81/9 = (54/9) + (_27_/8)
=__6__+__3__
=__9__
Round 34 to the nearest 100
0
Estimate
39+67
40+70=110
DAILY DOUBLE!
Mrs. Lamb and Mrs. Langston like to collect books. Mrs. Lamb arranges her books is 7 rows of 5. She has 20 more books that Mrs. Langston. How many books does Mrs. Langston have?
7x5=35
35-20=15
Mrs. Langston has 15 books
70x4
280
240/6
40
Round 129 to the nearest 10 AND 100
130
100
DAILY DOUBLE!
Estimate
752-438
800-400=400
Dave has 6 boxes with 7 crayons in each box. Dave says that 6x7 represents how many crayons he has. Mrs. Lamb says 42/6 represents how many crayons he has. Who is right? EXPLAIN!
They are both correct.
6x7=42
42/6=7
DAILY DOUBLE!
What equation equals 50?
(5+2)x8
(5x2)+8
5x(2+8)
5+(2x8)
5x(2+8)
560/70
8
DAILY DOUBLE!
Round 437 to the nearest 10 AND 100
440
400
Estimate
232+481
200+500=700
Mrs. Langston wants to rearrange her bookshelves. She puts a total of 54 books on 9 shelves. She puts the same number of books on each shelf. How many books does she put on each shelf.
Write a multiplication AND division sentence for the problem.
9x6=54
54/9=6
She puts 6 books on each shelf.
18x4
Use your strategies and multiplication chart to figure out the answer.
(Hint: use your 10 facts)
72
3200/80
40
Round 462 to the nearest 100 AND 1000
500
0
Estimate
1257+5472
1000+5000=6000
Mrs. Lamb has 3 bags of 7 calculators. Mrs. Langston has 5 bags of 5 calculators. How many calculators do they have all together? Write a multiplication sentence.
THEN, Mr. Grote needed 24 calculators for his class. Now how many calculators do Mrs. Lamb and Mrs. Langston have altogether?
(3x7)+(5x5)=
21+25=
46
Mrs. Lamb and Mrs. Langston have 46 calculators.
46-24=22
Mrs. Lamb and Mrs. Langston have 22 calculators after giving some to Mr. Grote.