Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 70 by rounding each number to the nearest 10: ______
- Estimate 88 + 60 by rounding each number to the nearest 10: ______
- Estimate 51 − 38 by rounding each number to the nearest 10: ______
- Estimate 32 − 54 by rounding each number to the nearest 10: ______
- Estimate 57 + 38 by rounding each number to the nearest 10: ______
- Estimate 25 + 35 by rounding each number to the nearest 10: ______
- Estimate 66 − 74 by rounding each number to the nearest 10: ______
- Estimate 52 − 59 by rounding each number to the nearest 10: ______
- Estimate 70 + 32 by rounding each number to the nearest 10: ______
- Estimate 39 + 58 by rounding each number to the nearest 10: ______
- Estimate 87 − 65 by rounding each number to the nearest 10: ______
- Estimate 40 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 68 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 35 − 29 by rounding each number to the nearest 10: ______
- Estimate 48 − 80 by rounding each number to the nearest 10: ______
- Estimate 85 + 47 by rounding each number to the nearest 10: ______
- Estimate 56 + 54 by rounding each number to the nearest 10: ______
- Estimate 38 − 22 by rounding each number to the nearest 10: ______
- Estimate 71 − 51 by rounding each number to the nearest 10: ______