Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 27 by rounding each number to the nearest 10: ______
- Estimate 33 − 38 by rounding each number to the nearest 10: ______
- Estimate 33 − 33 by rounding each number to the nearest 10: ______
- Estimate 53 − 37 by rounding each number to the nearest 10: ______
- Estimate 70 + 72 by rounding each number to the nearest 10: ______
- Estimate 78 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 + 50 by rounding each number to the nearest 10: ______
- Estimate 59 − 63 by rounding each number to the nearest 10: ______
- Estimate 31 + 66 by rounding each number to the nearest 10: ______
- Estimate 43 − 88 by rounding each number to the nearest 10: ______
- Estimate 83 + 51 by rounding each number to the nearest 10: ______
- Estimate 38 − 70 by rounding each number to the nearest 10: ______
- Estimate 64 − 42 by rounding each number to the nearest 10: ______
- Estimate 52 − 46 by rounding each number to the nearest 10: ______
- Estimate 31 − 39 by rounding each number to the nearest 10: ______
- Estimate 85 − 43 by rounding each number to the nearest 10: ______
- Estimate 75 − 67 by rounding each number to the nearest 10: ______
- Estimate 44 + 38 by rounding each number to the nearest 10: ______
- Estimate 32 + 86 by rounding each number to the nearest 10: ______
- Estimate 22 + 72 by rounding each number to the nearest 10: ______