Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 52 by rounding each number to the nearest 10: ______
- Estimate 50 + 83 by rounding each number to the nearest 10: ______
- Estimate 86 − 43 by rounding each number to the nearest 10: ______
- Estimate 67 + 41 by rounding each number to the nearest 10: ______
- Estimate 71 + 63 by rounding each number to the nearest 10: ______
- Estimate 41 − 26 by rounding each number to the nearest 10: ______
- Estimate 46 + 87 by rounding each number to the nearest 10: ______
- Estimate 67 − 58 by rounding each number to the nearest 10: ______
- Estimate 55 − 79 by rounding each number to the nearest 10: ______
- Estimate 76 − 87 by rounding each number to the nearest 10: ______
- Estimate 69 + 53 by rounding each number to the nearest 10: ______
- Estimate 31 + 88 by rounding each number to the nearest 10: ______
- Estimate 58 − 59 by rounding each number to the nearest 10: ______
- Estimate 39 − 37 by rounding each number to the nearest 10: ______
- Estimate 73 − 68 by rounding each number to the nearest 10: ______
- Estimate 45 − 57 by rounding each number to the nearest 10: ______
- Estimate 21 − 54 by rounding each number to the nearest 10: ______
- Estimate 31 − 50 by rounding each number to the nearest 10: ______
- Estimate 24 + 75 by rounding each number to the nearest 10: ______
- Estimate 33 + 38 by rounding each number to the nearest 10: ______