EASY 1
–35 m
The temperature was 18°C and dropped by –7°C. What is the new temperature?
11°C
A hiker was at –50 m and climbed +20 m. What is his new elevation?
–30 m
A gamer had 10 points but lost –18 points. What is his score?
28 points
A submarine went from –90 m to –30 m deeper. What is its depth?
–120 m
A bank account with –100 pesos received +40 pesos. What is the new balance?
–60 pesos
The morning temperature was –8°C and rose by +12°C. What is the temperature?
4°C
A valley is –200 m deep and the path lowers –25 m more. How deep is it?
–225 m
A child had 25 pesos and spent –8 pesos. How much is left?
33 pesos
A diver was at –40 m and dove –22 m more. What is his depth?
–62 m
A freezer was –15°C then warmed by +9°C. What is the temperature now?
–6°C
A cyclist went uphill +60 m then down –20 m. What is the net change?
40 m up
A tunnel at –80 m was extended –12 m deeper. What is the depth?
–92 m
A student improved her score by +10 then lost –6 points after. What is her final change?
+16
A diver was at –70 m and rose +15 m. What is his new depth?
–55 m
A cave entrance is –5 m and slopes –7 m deeper. What is its depth?
–12 m
A hiker descended –30 m from 400 m. What is her elevation now?
370 m
A tank had –50 units of water and gained +20 units. What is the level?
–30 units
A mountain trail rose +200 m then dropped –80 m. What is the net rise?
120 m
A submarine at –120 m descends –30 m more. What is the new depth?
–150 m
A student owed –30 pesos and paid +12 pesos. What is the balance?
–18 pesos
A canyon –500 m deep eroded –40 m deeper. What is its depth?
–540 m
A farmer was –3 units short of water, then added +7 units. What is the level?
4 units
A pit was –45 m and was dug –20 m deeper. What is its depth?
–65 m
A diver rose from –30 m to –5 m. How much did he rise?
25 m