Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 50 by rounding each number to the nearest 10: ______
- Estimate 29 − 77 by rounding each number to the nearest 10: ______
- Estimate 21 + 82 by rounding each number to the nearest 10: ______
- Estimate 69 − 45 by rounding each number to the nearest 10: ______
- Estimate 69 − 35 by rounding each number to the nearest 10: ______
- Estimate 56 − 72 by rounding each number to the nearest 10: ______
- Estimate 48 − 40 by rounding each number to the nearest 10: ______
- Estimate 69 − 48 by rounding each number to the nearest 10: ______
- Estimate 63 − 37 by rounding each number to the nearest 10: ______
- Estimate 36 − 26 by rounding each number to the nearest 10: ______
- Estimate 47 + 23 by rounding each number to the nearest 10: ______
- Estimate 77 + 36 by rounding each number to the nearest 10: ______
- Estimate 52 − 34 by rounding each number to the nearest 10: ______
- Estimate 32 − 33 by rounding each number to the nearest 10: ______
- Estimate 88 + 25 by rounding each number to the nearest 10: ______
- Estimate 28 + 41 by rounding each number to the nearest 10: ______
- Estimate 73 − 29 by rounding each number to the nearest 10: ______
- Estimate 37 − 22 by rounding each number to the nearest 10: ______
- Estimate 56 + 38 by rounding each number to the nearest 10: ______
- Estimate 64 + 49 by rounding each number to the nearest 10: ______