Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 − 37 by rounding each number to the nearest 10: ______
- Estimate 31 + 64 by rounding each number to the nearest 10: ______
- Estimate 73 − 25 by rounding each number to the nearest 10: ______
- Estimate 66 − 44 by rounding each number to the nearest 10: ______
- Estimate 67 − 55 by rounding each number to the nearest 10: ______
- Estimate 71 + 75 by rounding each number to the nearest 10: ______
- Estimate 81 + 73 by rounding each number to the nearest 10: ______
- Estimate 59 + 69 by rounding each number to the nearest 10: ______
- Estimate 75 + 24 by rounding each number to the nearest 10: ______
- Estimate 73 − 41 by rounding each number to the nearest 10: ______
- Estimate 55 − 60 by rounding each number to the nearest 10: ______
- Estimate 86 − 29 by rounding each number to the nearest 10: ______
- Estimate 87 − 61 by rounding each number to the nearest 10: ______
- Estimate 35 + 63 by rounding each number to the nearest 10: ______
- Estimate 39 + 55 by rounding each number to the nearest 10: ______
- Estimate 25 + 43 by rounding each number to the nearest 10: ______
- Estimate 34 + 45 by rounding each number to the nearest 10: ______
- Estimate 86 − 79 by rounding each number to the nearest 10: ______
- Estimate 43 + 61 by rounding each number to the nearest 10: ______
- Estimate 43 − 80 by rounding each number to the nearest 10: ______