Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 86 by rounding each number to the nearest 10: ______
- Estimate 64 − 28 by rounding each number to the nearest 10: ______
- Estimate 71 + 37 by rounding each number to the nearest 10: ______
- Estimate 74 + 61 by rounding each number to the nearest 10: ______
- Estimate 55 + 48 by rounding each number to the nearest 10: ______
- Estimate 32 + 65 by rounding each number to the nearest 10: ______
- Estimate 88 − 42 by rounding each number to the nearest 10: ______
- Estimate 73 − 28 by rounding each number to the nearest 10: ______
- Estimate 49 + 66 by rounding each number to the nearest 10: ______
- Estimate 26 − 56 by rounding each number to the nearest 10: ______
- Estimate 72 + 76 by rounding each number to the nearest 10: ______
- Estimate 71 − 62 by rounding each number to the nearest 10: ______
- Estimate 26 − 25 by rounding each number to the nearest 10: ______
- Estimate 47 − 85 by rounding each number to the nearest 10: ______
- Estimate 40 − 36 by rounding each number to the nearest 10: ______
- Estimate 60 + 35 by rounding each number to the nearest 10: ______
- Estimate 60 − 49 by rounding each number to the nearest 10: ______
- Estimate 67 − 42 by rounding each number to the nearest 10: ______
- Estimate 88 − 32 by rounding each number to the nearest 10: ______
- Estimate 71 − 87 by rounding each number to the nearest 10: ______