Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 54 by rounding each number to the nearest 10: ______
- Estimate 28 − 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 28 by rounding each number to the nearest 10: ______
- Estimate 29 − 48 by rounding each number to the nearest 10: ______
- Estimate 86 − 79 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 78 + 33 by rounding each number to the nearest 10: ______
- Estimate 62 + 49 by rounding each number to the nearest 10: ______
- Estimate 76 + 49 by rounding each number to the nearest 10: ______
- Estimate 36 + 26 by rounding each number to the nearest 10: ______
- Estimate 52 − 23 by rounding each number to the nearest 10: ______
- Estimate 31 − 76 by rounding each number to the nearest 10: ______
- Estimate 27 − 35 by rounding each number to the nearest 10: ______
- Estimate 51 − 21 by rounding each number to the nearest 10: ______
- Estimate 52 − 38 by rounding each number to the nearest 10: ______
- Estimate 22 + 40 by rounding each number to the nearest 10: ______
- Estimate 40 + 63 by rounding each number to the nearest 10: ______
- Estimate 50 + 36 by rounding each number to the nearest 10: ______
- Estimate 59 + 43 by rounding each number to the nearest 10: ______
- Estimate 44 − 87 by rounding each number to the nearest 10: ______