Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 44 by rounding each number to the nearest 10: ______
- Estimate 29 + 60 by rounding each number to the nearest 10: ______
- Estimate 52 − 55 by rounding each number to the nearest 10: ______
- Estimate 44 − 36 by rounding each number to the nearest 10: ______
- Estimate 66 − 87 by rounding each number to the nearest 10: ______
- Estimate 54 − 61 by rounding each number to the nearest 10: ______
- Estimate 21 − 57 by rounding each number to the nearest 10: ______
- Estimate 46 − 63 by rounding each number to the nearest 10: ______
- Estimate 72 − 67 by rounding each number to the nearest 10: ______
- Estimate 54 − 75 by rounding each number to the nearest 10: ______
- Estimate 42 + 28 by rounding each number to the nearest 10: ______
- Estimate 37 + 68 by rounding each number to the nearest 10: ______
- Estimate 63 − 42 by rounding each number to the nearest 10: ______
- Estimate 78 − 42 by rounding each number to the nearest 10: ______
- Estimate 23 + 44 by rounding each number to the nearest 10: ______
- Estimate 71 − 23 by rounding each number to the nearest 10: ______
- Estimate 38 + 86 by rounding each number to the nearest 10: ______
- Estimate 42 + 41 by rounding each number to the nearest 10: ______
- Estimate 88 − 21 by rounding each number to the nearest 10: ______
- Estimate 35 − 61 by rounding each number to the nearest 10: ______