Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 74 by rounding each number to the nearest 10: ______
- Estimate 40 − 45 by rounding each number to the nearest 10: ______
- Estimate 26 − 44 by rounding each number to the nearest 10: ______
- Estimate 49 + 42 by rounding each number to the nearest 10: ______
- Estimate 33 + 36 by rounding each number to the nearest 10: ______
- Estimate 56 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 87 by rounding each number to the nearest 10: ______
- Estimate 26 − 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 53 by rounding each number to the nearest 10: ______
- Estimate 34 − 75 by rounding each number to the nearest 10: ______
- Estimate 21 + 54 by rounding each number to the nearest 10: ______
- Estimate 55 − 61 by rounding each number to the nearest 10: ______
- Estimate 39 − 67 by rounding each number to the nearest 10: ______
- Estimate 32 − 30 by rounding each number to the nearest 10: ______
- Estimate 80 − 72 by rounding each number to the nearest 10: ______
- Estimate 35 − 87 by rounding each number to the nearest 10: ______
- Estimate 31 − 87 by rounding each number to the nearest 10: ______
- Estimate 67 − 59 by rounding each number to the nearest 10: ______
- Estimate 79 − 75 by rounding each number to the nearest 10: ______
- Estimate 27 − 63 by rounding each number to the nearest 10: ______